Pyridine derivatives and their use as anti-allergic agents

Details Pyridine derivatives and their use as anti-allergic agents Pyridine derivatives and their use as anti-allergic agents

1986-05-06

1987-09-01

Jiles, Henry R.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546323, C07D21360

Patent

active

046910182

ABSTRACT:
A compound of the formula ##STR1## wherein R.sub.1 is a hydrogen atom or a lower alkyl group which may be substituted with hydroxy, lower alkyl or di-lower alkylamino; R.sub.2 is a hydrogen atom, an amino group or a lower alkylamino group; and R.sub.3 is a lower alkyl group, and a non-toxic salt thereof, and a process for preparing the same are disclosed.
The compound and the salts thereof exhibit anti-allergic effects by the two different mechanisms and are expected to be useful as drugs for treating allergic diseases such as asthma, pollen allergy, atopic dermatitis and the like.

REFERENCES:
Introduction to Org. Chem., 2nd Ed., pp. 514-515.

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